Plague

Animal Attack

Attacks by elephants or other wild animals; stampedes of herds of wild or domestic animals or livestock.

Biological Event

Destruction of biological species for known or unknown reasons. In the end, these events may be associated to pollution or drastic changes in environmental parameters. An example could be the “red tide”.

Pollution
Concentration of

polluting substances in the air, water or soils, at levels harmful to human health, crops or animal species.